add iq:version, iq:last

xmpp_version.go

@@ -0,0 +1,32 @@
+package xmpp
+
+import (
+	"fmt"
+	"runtime"
+	"time"
+)
+
+func (c *Client) SendVersion(id, toServer, fromU string) error {
+	_, err := fmt.Fprintf(c.conn, "<iq type='result' from='%s' to='%s'"+
+		" id='%s'>", xmlEscape(fromU), xmlEscape(toServer), xmlEscape(id))
+	if err != nil {
+		return err
+	}
+	_, err = fmt.Fprintf(c.conn, "<query xmlns='jabber:iq:version'>"+
+		"<name>go-xmpp</name><version>0.1</version><os>%s</os>"+
+		"</query>\n</iq>", runtime.GOOS)
+	return err
+}
+
+func (c *Client) SendIQLast(id, toServer, fromU string) error {
+	_, err := fmt.Fprintf(c.conn, "<iq type='result' from='%s' to='%s'"+
+		"id='%s' type='result'>\n", xmlEscape(fromU),
+		xmlEscape(toServer), xmlEscape(id))
+	if err != nil {
+		return err
+	}
+	tt := time.Now().Sub(c.loginTime)
+	_, err = fmt.Fprintf(c.conn, "<query xmlns='jabber:iq:last' "+
+		"seconds='%d'>Working</query>\n</iq>", int(tt.Seconds()))
+	return err
+}